如果一组数据5,﹣2,0,6,4,x的平均数为3,那么x等于( )
A:6
B:5
C:4
D:3
A. a big city B. on foot C. are different from
D. last night E. talked about F. has got
看拼音,写汉字。
zhǒnɡ zi
shēnɡ yīn
diǎn tóu
gǎn kuài
shuō huà
kǒu kě
____
爸爸妈妈最近因为一点小事闹了矛盾,我夹在中间左右为难,我应该( )